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Oliver 1955

Oliver 1955 tractor
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The Oliver 1955 is a row-crop tractor produced from 1970 to 1974 as part of the 55 Series by Oliver, a part of White. It features a turbocharged 5.1L 6-cylinder Oliver-Waukesha diesel engine, with an estimated engine power of 120 hp. The tractor offers two transmission options: a 6-speed gear and an 18-speed partial power shift. It has two- or four-wheel drive, power steering, and differential hydraulic dry disc brakes. The operator station is open with optional two-post ROPS and cab. Hydraulics are closed center with a 20 gpm pump flow. The rear hitch is type II/III with a 6000 lbs lift capacity, and the rear PTO is independent with a 1000 rpm type. Dimensions vary between 2WD and 4WD models, with operating weight around 11,250 lbs. The tractor uses 11L-15 front tires and 20.8-38 rear tires. Electrical system is 12 volts with negative ground.
Oliver 1955Oliver tractor1955 tractor specsOliver 55 Seriesfarm tractorrow-crop tractorOliver-Waukesha enginetractor transmissiontractor dimensions
Power120 hp[P]
Founded1970 - 1974
Model1955

Technical Specifications

Detailed specifications and technical data for Oliver 1955

Power

PTO (tested):108.16 hp (80.7 kW)
PTO (claimed):108 hp (80.5 kW)
Drawbar (tested):90.32 hp (67.4 kW)

Engine

Type:turbocharged diesel
Model:Oliver-Waukesha 5.1L 6-cyl diesel
Cooling:liquid-cooled
Cylinders:6-cylinder
Fuel tank:35 gal (132.5 L)
Rated RPM:2400
Air cleaner:dry
Bore/Stroke:3.875x4.375 inches (98 x 111 mm)
Displacement:310 ci (5.1 L)
Starter volts:12
Coolant capacity:20 qts (18.9 L)

Electrical

Ground:negative
Battery volts:12

Hydraulics

Type:closed center
Pump flow:20 gpm (75.7 lpm)

Mechanical

Drive:Two- or four-wheel drive
Brakes:Differential hydraulic dry disc brakes
Steering:Power steering
Operator station:Open operator station. Optional two-post ROPS and cab.

Production

Type:Row-Crop tractor
Series:55 Series
Years made:1970 - 1974
Original price:$14,250 in 1974

Transmission

Details:The Hydraul-Shift overs a power shift between over-, under-, and direct-drive for each gear.
Options:6-speed gear, 18-speed partial power shift
Type (6-speed):gear
Gears (6-speed):6 forward and 2 reverse
Type (18-speed):partial power shift
Clutch (6-speed):330mm cerametallic disc
Gears (18-speed):18 forward and 6 reverse
Clutch (18-speed):330mm cerametallic disc

Tractor hitch

Rear Type:II/III
Rear lift:6000 lbs (2721 kg)

Dimensions & Tires

Width:80.625 inches (204 cm) Minimum width
Rear tire:20.8-38
2WD Length:159.5 inches (405 cm)
4WD Length:152.375 inches (387 cm)
Front tire:11L-15
Rear tread:57 to 119.5 inches (144 to 303 cm)
2WD Wheelbase:103 inches (261 cm)
4WD Wheelbase:86.25 inches (219 cm)
2WD Front tread:61.5 to 87.5 inches (156 to 222 cm)
4WD Front tread:60/70.75/80 inches (152/179/203 cm)
Ballasted weight:16,220 lbs (7357 kg)
Operating weight:11,250 lbs (5103 kg)
2WD Ground clearance:25.5 inches (64 cm)
4WD Ground clearance:13.5 inches (34 cm)
Height (steering wheel):85.5 inches (217 cm)

Power Take-off (PTO)

Rear PTO:independent
Rear PTO Type:1000

Related Models

Oliver 1855

Model:1855